aFe Direct Fit Magnum Pro 5R Performance Air Filter - 2008-2021 Subaru WRX / 2008-2018 STI / 2009-2014 Forester / 2005-2013 Legacy / 2005-2011 Outback / 2006-2010 Tribeca / 2014 Crosstrek XV Engine Components>Valve Seals Their threaded body means that

Their threaded body means that the outside of the strut or shock tubes are threaded like a bolt

Included in the kit

Not many companies can promise you the guaranteed operation and durability that the car manufacturers demand of our product

2012 Subaru Impreza WRX Limited 2

aFe Direct Fit Magnum Pro 5R Performance Air Filter - 2008-2021 Subaru WRX / 2008-2018 STI / 2009-2014 Forester / 2005-2013 Legacy / 2005-2011 Outback / 2006-2010 Tribeca / 2014 Crosstrek XV Engine Components>Valve Seals Their threaded body means thatConstructed with 100% polyurethane on all four sides, this high flow, oiled OE replacement performance filter will out flow stock paper filter for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results. Washable and reusable for multiple cleaning cycles, the tall open evenly space pleats provide excellent dust holding capacity for longer service cycle between